package com.atguigu.lease.web.admin.custom.interceptors;

import com.atguigu.lease.common.exceptions.LeaseException;
import com.atguigu.lease.common.result.ResultCodeEnum;
import com.atguigu.lease.common.utils.JwtUtil;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.util.ObjectUtils;
import org.springframework.web.servlet.HandlerInterceptor;

/**
 * projectName: com.atguigu.lease.web.admin.custom.interceptors
 *
 * @author: 赵伟风
 * description:
 */
public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        //1.获取请求头的token 请求头使我们跟前端约定好 access_token
        String accessToken = request.getHeader("access_token");
        if (ObjectUtils.isEmpty(accessToken)){
            throw new LeaseException(ResultCodeEnum.ADMIN_LOGIN_AUTH);
        }
        //2.有token检查有没有过期和篡改
        JwtUtil.parseToken(accessToken);
        return true;
    }
}
